APA

Petterssen S., . (1956). Weather analysis and forecasting. New York, NY: McGraw-Hill.

Chicago

Petterssen Sverre, . 1956. Weather analysis and forecasting. New York, NY: McGraw-Hill.

Harvard

Petterssen S., . (1956). Weather analysis and forecasting. New York, NY: McGraw-Hill.

MLA

Petterssen Sverre, . Weather analysis and forecasting. New York, NY: McGraw-Hill. 1956.